Portrait Video Camera Tracking shift
Answer
Yes it is possible to track vertical video, so that is not the issue at all.
Not an answer, but getting to the core of the issue.
The most common problem with tracking is using the wrong model for solving. If the camera is stationary or just rotating (paning and tilting) then you need to solve as &quot;tripod&quot;.
Read:
How can I get better results when doing camera motion tracking?.
To help you further you would need to edit your original post and show a link to the video, and share some images of the interface showing what you have so far.